WS57C256F-35P vs CY7C279-35PI feature comparison

WS57C256F-35P Teledyne e2v

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CY7C279-35PI Cypress Semiconductor

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Part Life Cycle Code Active Obsolete
Ihs Manufacturer TELEDYNE E2V (UK) LTD CYPRESS SEMICONDUCTOR CORP
Part Package Code DIP DIP
Package Description 0.600 INCH, PLASTIC, DIP-28 DIP,
Pin Count 28 28
Reach Compliance Code compliant unknown
ECCN Code EAR99 EAR99
HTS Code 8542.32.00.61 8542.32.00.71
Access Time-Max 35 ns 35 ns
JESD-30 Code R-PDIP-T28 R-PDIP-T28
Memory Density 262144 bit 262144 bit
Memory IC Type UVPROM OTP ROM
Memory Width 8 8
Number of Functions 1 1
Number of Terminals 28 28
Number of Words 32768 words 32768 words
Number of Words Code 32000 32000
Operating Mode ASYNCHRONOUS SYNCHRONOUS
Operating Temperature-Max 70 °C 85 °C
Operating Temperature-Min -40 °C
Organization 32KX8 32KX8
Package Body Material PLASTIC/EPOXY PLASTIC/EPOXY
Package Code DIP DIP
Package Shape RECTANGULAR RECTANGULAR
Package Style IN-LINE IN-LINE
Parallel/Serial PARALLEL PARALLEL
Qualification Status Not Qualified Not Qualified
Supply Current-Max 0.025 mA
Supply Voltage-Max (Vsup) 5.5 V 5.5 V
Supply Voltage-Min (Vsup) 4.5 V 4.5 V
Supply Voltage-Nom (Vsup) 5 V 5 V
Surface Mount NO NO
Technology CMOS CMOS
Temperature Grade COMMERCIAL INDUSTRIAL
Terminal Form THROUGH-HOLE THROUGH-HOLE
Terminal Position DUAL DUAL
Base Number Matches 3 1
Additional Feature POWER SWITCHED PROM
Output Characteristics 3-STATE

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